6th Grade Math STAAR Review

Vocabulary flashcards based on key concepts from the 6th Grade Math STAAR Review lecture notes.

Ratio

A comparison of two quantities, expressed as a fraction or using a colon (e.g., 2:3 or 2/3).

Rate

A comparison of two quantities with different units (e.g., 60 miles per hour).

Unit Rate

A rate that has a denominator of 1 (e.g., $3 per 1 item).

Proportion

An equation stating that two ratios are equal.

Cross Multiplication

A method for solving proportions, using the equation ab = cd to find an unknown.

Percent

A ratio expressed as a fraction of 100.

Financial Literacy

Understanding and effectively using financial skills, including managing personal budget, savings, and credit.

Rational Numbers

Numbers that can be expressed as a fraction or ratio of two integers.

Mean

The average of a set of numbers, calculated by dividing the sum of the values by the count of values.

Median

The middle value in a data set when the numbers are arranged in order.

Mode

The number that appears most frequently in a data set.

Area

The amount of space inside a shape, calculated for rectangles as length times width and for triangles as ½ times base times height.

Volume

The amount of space occupied by a 3-dimensional object, calculated for rectangular prisms as length times width times height.

Ordered Pair

A pair of numbers used to locate a point on a coordinate plane, formatted as (x, y).

PEMDAS

An acronym to remember the order of operations: Parentheses, Exponents, Multiply/Divide (left to right), Add/Subtract (left to right).

Inverse Operations

Operations that reverse the effect of another operation, used to solve equations.